1 /*
2 * Copyright 2016 Red Hat.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24 #include "sp_context.h"
25 #include "sp_state.h"
26 #include "sp_image.h"
27 #include "sp_buffer.h"
28
softpipe_set_shader_images(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned num,unsigned unbind_num_trailing_slots,const struct pipe_image_view * images)29 static void softpipe_set_shader_images(struct pipe_context *pipe,
30 enum pipe_shader_type shader,
31 unsigned start,
32 unsigned num,
33 unsigned unbind_num_trailing_slots,
34 const struct pipe_image_view *images)
35 {
36 struct softpipe_context *softpipe = softpipe_context(pipe);
37 unsigned i;
38 assert(shader < PIPE_SHADER_TYPES);
39 assert(start + num <= ARRAY_SIZE(softpipe->sampler_views[shader]));
40
41 /* set the new images */
42 for (i = 0; i < num; i++) {
43 int idx = start + i;
44
45 if (images) {
46 pipe_resource_reference(&softpipe->tgsi.image[shader]->sp_iview[idx].resource, images[i].resource);
47 softpipe->tgsi.image[shader]->sp_iview[idx] = images[i];
48 }
49 else {
50 pipe_resource_reference(&softpipe->tgsi.image[shader]->sp_iview[idx].resource, NULL);
51 memset(&softpipe->tgsi.image[shader]->sp_iview[idx], 0, sizeof(struct pipe_image_view));
52 }
53 }
54
55 for (i = 0; i < unbind_num_trailing_slots; i++) {
56 int idx = start + num + i;
57
58 pipe_resource_reference(&softpipe->tgsi.image[shader]->sp_iview[idx].resource, NULL);
59 memset(&softpipe->tgsi.image[shader]->sp_iview[idx], 0, sizeof(struct pipe_image_view));
60 }
61 }
62
softpipe_set_shader_buffers(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned num,const struct pipe_shader_buffer * buffers,unsigned writable_bitmask)63 static void softpipe_set_shader_buffers(struct pipe_context *pipe,
64 enum pipe_shader_type shader,
65 unsigned start,
66 unsigned num,
67 const struct pipe_shader_buffer *buffers,
68 unsigned writable_bitmask)
69 {
70 struct softpipe_context *softpipe = softpipe_context(pipe);
71 unsigned i;
72 assert(shader < PIPE_SHADER_TYPES);
73 assert(start + num <= ARRAY_SIZE(softpipe->buffers[shader]));
74
75 /* set the new images */
76 for (i = 0; i < num; i++) {
77 int idx = start + i;
78
79 if (buffers) {
80 pipe_resource_reference(&softpipe->tgsi.buffer[shader]->sp_bview[idx].buffer, buffers[i].buffer);
81 softpipe->tgsi.buffer[shader]->sp_bview[idx] = buffers[i];
82 }
83 else {
84 pipe_resource_reference(&softpipe->tgsi.buffer[shader]->sp_bview[idx].buffer, NULL);
85 memset(&softpipe->tgsi.buffer[shader]->sp_bview[idx], 0, sizeof(struct pipe_shader_buffer));
86 }
87 }
88 }
89
softpipe_init_image_funcs(struct pipe_context * pipe)90 void softpipe_init_image_funcs(struct pipe_context *pipe)
91 {
92 pipe->set_shader_images = softpipe_set_shader_images;
93 pipe->set_shader_buffers = softpipe_set_shader_buffers;
94 }
95